Home / 102,323.52-153,506.24-43,159.36

Finding the Fourth Proportional to 102,323.52, 153,506.24 and 43,159.36

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Solution

The fourth proportional to 102,323.52, 153,506.24 and 43,159.36 is: 64,747.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,323.52 : 153,506.24 = 43,159.36 : x
  2. Step 2: Convert to fraction form
    102,323.52/153,506.24 = 43,159.36/x
  3. Step 3: Cross multiply
    102,323.52x = 153,506.24 × 43,159.36
  4. Step 4: Simplify right side
    102,323.52x = 6,625,231,074.41
  5. Step 5: Solve for x
    x = 6,625,231,074.41/102,323.52
  6. Step 6: Final answer
    x = 64,747.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.